Sony ICF-CD855V Service Manual page 29

IC702 BA5826FP-E2
1
SP–
D.BUFF
2
SP+
LEVEL
D.BUFF
SHIFT
SPIN 3
4
RST
THERMAL
SHUT-DOWN
MONITOR
REG–B 5
REGO 6
MUTE 7
GND 8
DRIVER
MUTE
9
TIN
(TIN) 10
LEVEL
SHIFT
D.BUFF
T– 11
D.BUFF
T+
12
GND 13
OPOUT
14
– TUNER Board –
IC1 TA2149BN
RF GND 1
FM RF
FM RFIN 2
AM
AM LOW CUT
3 MIX
FM
MIX OUT
4
MIX
VCC 5
AM IF
AM IF IN 6
FM IF
FM IF IN 7
GND
8
AGC
AGC
9
10
QUAD
R-OUT 11
MUTE
L-OUT 12
28
GND
27 SL–
D.BUFF
26 SL+
D.BUFF
LEVEL
SHIFT
25
SLIN
24
(SLIN)
23 VREF
22 VCC
VCC
21 VCC
VCC
20
(FIN)
19 FIN
LEVEL
SHIFT
D.BUFF
18 F–
D.BUFF
F+
17
16 NC
15 OPIN
FM
OSC
AM
OSC
BUFF
BUFF
1/1 OR
1/16
LEVEL
DET
ST
IF BUFF
1/8
SW
AM
DET
IF REQ
AF BUFF
AF
FM
DET
ST/MO
FM/AM
VCO
DIVIDE
DECODE
24 FM RFOUT
23 RF VCC
AM RFIN
22
21 FM OSC
AM OSC
20
19 OSC OUT
18 ST LED
17 IF REQ
16
DET OUT
MPX IN
15
14 LPF1
13
LPF2
ICF-CD855V
29